sector

US/ˈsɛk.təɹ/

nounB2Common in everyday speech and writing · #3,046 of 15,258leans written

Other forms: sectors

A sector is one distinct part of an economy or an area. The public sector, the banking sector, sector by sector.

In economics it divides the whole into parts that can be compared — public and private, or primary, secondary and tertiary. In geometry a sector is a slice of a circle between two radii, which is where the idea of a part of the whole comes from.

Definitions of sector

1nounsectorOne distinct part of an economy or an area.B2
“She left banking to work in the charity sector.”

sector is a part.

Where it comes from

Latin
sector
English, today
sector

Borrowed from Latin sector.

Etymology from Wiktionary, CC BY-SA

Practise this word

sector in the wild

The primary sector tends to make up a larger portion of the economy in developing countries than it does in developed countries.
Primary sector
The secondary sector depends on the primary sector for the raw materials necessary for production.
Secondary sector
Organizations that are not part of the public sector are either part of the private sector or voluntary sector.
Public sector
The private sector is composed of the economic sectors that are intended to earn a profit for the owners of the enterprise.
Public sector
The sector emitted 1234.2 million tonnes of CO2 in FY 2024-25.
Electricity sector in India

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From Wikipedia, CC BY-SA 4.0. These sentences were written by other people about their own subjects; they are here to show the word at work, not as anybody’s opinion.

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